Finding the Fourth Proportional to 94,648.64, 130,349.36 and 92,581.94
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Solution
The fourth proportional to 94,648.64, 130,349.36 and 92,581.94 is: 127,503.12
Step by Step Solution
- Step 1: Write the proportion equation
94,648.64 : 130,349.36 = 92,581.94 : x - Step 2: Convert to fraction form
94,648.64/130,349.36 = 92,581.94/x - Step 3: Cross multiply
94,648.64x = 130,349.36 × 92,581.94 - Step 4: Simplify right side
94,648.64x = 12,067,996,626.56 - Step 5: Solve for x
x = 12,067,996,626.56/94,648.64 - Step 6: Final answer
x = 127,503.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.